adding OpenCV Manager

2012-06-21 14:50:05 +00:00
parent a3be73b5cc
commit 2984fa751e
133 changed files with 34065 additions and 84 deletions
--- a/android/service/engine/jni/JNIWrapper/JavaBasedPackageManager.cpp
+++ b/android/service/engine/jni/JNIWrapper/JavaBasedPackageManager.cpp
@@ -0,0 +1,176 @@
+#include "JavaBasedPackageManager.h"
+#include <utils/Log.h>
+#include <assert.h>
+
+#undef LOG_TAG
+#define LOG_TAG "JavaBasedPackageManager"
+
+using namespace std;
+
+JavaBasedPackageManager::JavaBasedPackageManager(JavaVM* JavaMashine, jobject MarketConnector):
+    JavaContext(JavaMashine),
+    JavaPackageManager(MarketConnector)
+{
+    assert(JavaContext);    
+    assert(JavaPackageManager);
+}
+
+bool JavaBasedPackageManager::InstallPackage(const PackageInfo& package)
+{
+    JNIEnv* jenv;
+    bool self_attached;
+    LOGD("JavaBasedPackageManager::InstallPackage() begin\n");
+    
+    self_attached = (JNI_EDETACHED == JavaContext->GetEnv((void**)&jenv, JNI_VERSION_1_6));
+    if (self_attached)
+    {
+	JavaContext->AttachCurrentThread(&jenv, NULL);
+    }
+    
+    LOGD("GetObjectClass call\n");
+    jclass jclazz = jenv->GetObjectClass(JavaPackageManager);
+    if (!jclazz)
+    {
+	LOGE("MarketConnector class was not found!");
+	return false;
+    }
+
+    LOGD("GetMethodID call\n");
+    jmethodID jmethod = jenv->GetMethodID(jclazz, "InstallAppFromMarket", "(Ljava/lang/String;)Z");
+    if (!jmethod)
+    {
+	LOGE("MarketConnector::GetAppFormMarket method was not found!");
+	return false;
+    }
+    
+    LOGD("Calling java package manager with package name %s\n", package.GetFullName().c_str());
+    jobject jpkgname = jenv->NewStringUTF(package.GetFullName().c_str());
+    bool result = jenv->CallNonvirtualBooleanMethod(JavaPackageManager, jclazz, jmethod, jpkgname);
+    
+    if (self_attached)
+    {
+	JavaContext->DetachCurrentThread();
+    }
+    
+    LOGD("JavaBasedPackageManager::InstallPackage() end\n");
+    
+    return result;
+}
+
+vector<PackageInfo> JavaBasedPackageManager::GetInstalledPackages()
+{
+    vector<PackageInfo> result;
+    JNIEnv* jenv;
+    bool self_attached;
+
+    LOGD("JavaBasedPackageManager::GetInstalledPackages() begin");
+        
+    self_attached = (JNI_EDETACHED == JavaContext->GetEnv((void**)&jenv, JNI_VERSION_1_6));
+    if (self_attached)
+    {
+	JavaContext->AttachCurrentThread(&jenv, NULL);
+    }
+    
+    LOGD("GetObjectClass call");
+    jclass jclazz = jenv->GetObjectClass(JavaPackageManager);
+    if (!jclazz)
+    {
+	LOGE("MarketConnector class was not found!");
+	return result;
+    }
+    
+    LOGD("GetMethodID call");
+    jmethodID jmethod = jenv->GetMethodID(jclazz, "GetInstalledOpenCVPackages", "()[Landroid/content/pm/PackageInfo;");
+    if (!jmethod)
+    {
+	LOGE("MarketConnector::GetInstalledOpenCVPackages method was not found!");
+	return result;
+    }
+    
+    LOGD("Java package manager call");
+    jobjectArray jpkgs = static_cast<jobjectArray>(jenv->CallNonvirtualObjectMethod(JavaPackageManager, jclazz, jmethod));
+    jsize size = jenv->GetArrayLength(jpkgs);
+   
+    LOGD("Package info conversion");
+    
+    result.reserve(size);
+   
+    for (jsize i = 0; i < size; i++)
+    {
+	jobject jtmp = jenv->GetObjectArrayElement(jpkgs, i);
+	PackageInfo tmp = ConvertPackageFromJava(jtmp, jenv);
+	if (tmp.IsValid())
+	    result.push_back(tmp);
+    }
+    
+    if (self_attached)
+    {
+	JavaContext->DetachCurrentThread();
+    }
+    
+    LOGD("JavaBasedPackageManager::GetInstalledPackages() end");
+    
+    return result;
+}
+
+PackageInfo JavaBasedPackageManager::ConvertPackageFromJava(jobject package, JNIEnv* jenv)
+{
+    jclass jclazz = jenv->GetObjectClass(package);
+    jfieldID jfield = jenv->GetFieldID(jclazz, "packageName", "Ljava/lang/String;");
+    jstring jnameobj = static_cast<jstring>(jenv->GetObjectField(package, jfield));
+    const char* jnamestr = jenv->GetStringUTFChars(jnameobj, NULL);
+    string name(jnamestr);
+    
+    jfield = jenv->GetFieldID(jclazz, "versionName", "Ljava/lang/String;");
+    jstring jversionobj = static_cast<jstring>(jenv->GetObjectField(package, jfield));
+    const char* jversionstr = jenv->GetStringUTFChars(jversionobj, NULL);
+    string verison(jversionstr);
+    
+    string path;
+    jclazz = jenv->FindClass("android/os/Build$VERSION");
+    jfield = jenv->GetStaticFieldID(jclazz, "SDK_INT", "I");
+    jint api_level = jenv->GetStaticIntField(jclazz, jfield);
+    if (api_level > 8)
+    {
+	jclazz = jenv->GetObjectClass(package);
+	jfield = jenv->GetFieldID(jclazz, "applicationInfo", "Landroid/content/pm/ApplicationInfo;");
+	
+	jobject japp_info = jenv->GetObjectField(package, jfield);
+	jclazz = jenv->GetObjectClass(japp_info);
+	jfield = jenv->GetFieldID(jclazz, "nativeLibraryDir", "Ljava/lang/String;");
+	jstring jpathobj = static_cast<jstring>(jenv->GetObjectField(japp_info, jfield));
+	
+	const char* jpathstr = jenv->GetStringUTFChars(jpathobj, NULL);
+	path = string(jpathstr);
+	jenv->ReleaseStringUTFChars(jpathobj, jpathstr);
+    }
+    else
+    {
+	path = "/data/data/" + name + "/lib";
+    }
+    
+    return PackageInfo(name, path, verison);
+}
+
+JavaBasedPackageManager::~JavaBasedPackageManager()
+{
+    JNIEnv* jenv;
+    bool self_attached;
+
+    LOGD("JavaBasedPackageManager::~JavaBasedPackageManager() begin");
+    
+    JavaContext->GetEnv((void**)&jenv, JNI_VERSION_1_6);
+    self_attached = (JNI_EDETACHED == JavaContext->GetEnv((void**)&jenv, JNI_VERSION_1_6));
+    if (self_attached)
+    {
+	JavaContext->AttachCurrentThread(&jenv, NULL);
+    }
+
+    jenv->DeleteGlobalRef(JavaPackageManager);
+
+    if (self_attached)
+    {
+	JavaContext->DetachCurrentThread();
+    }
+    LOGD("JavaBasedPackageManager::~JavaBasedPackageManager() end");
+}